diff --git a/.github/workflows/docs-validation.yml b/.github/workflows/docs-validation.yml
index 49eecb10..f274354b 100644
--- a/.github/workflows/docs-validation.yml
+++ b/.github/workflows/docs-validation.yml
@@ -103,7 +103,7 @@ jobs:
         uses: actions/checkout@v5
 
       - name: Check markdown syntax
-        uses: DavidAnson/markdownlint-cli2-action@v16
+        uses: DavidAnson/markdownlint-cli2-action@v21
         with:
           globs: 'docs/**/*.md'
           config: '.markdownlint.json'